14-day forecast · St. Thomas
30-day outlook →TodaySep 1968°54°Chance of showersShowers40%
Day
Mainly cloudy. 40 percent chance of showers late in the afternoon. High 20. UV index 6 or high.
- Wind
- E 9 mph
- Precipitation
- 40% · 0.14 in
- UV index (max)
- 6 High
- Air quality (AQHI)
- 2 · Low risk
Night
Cloudy. 40 percent chance of showers early in the evening. Showers beginning in the evening. Low 12.
- Low
- 54°
- Wind
- E 9 mph
- Precipitation
- 40%
Sunrise7:08 AM
Sunset7:28 PM
Daylight12 h 20 min
Normal70° / 52°
SunSep 2066°52°Chance of showersChance of showers70%
Day
Cloudy with 70 percent chance of showers. High 19.
- Precipitation
- 70% · 0.38 in
- UV index (max)
- 1 Low
Night
Cloudy with 30 percent chance of showers. Low 11.
- Low
- 52°
- Precipitation
- 30%
Sunrise7:10 AM
Sunset7:25 PM
Daylight12 h 15 min
MonSep 2164°50°Chance of showersChance of showers30%
Day
Cloudy with 30 percent chance of showers. High 18.
- Precipitation
- 30% · 0 in
- UV index (max)
- 5 Moderate
Night
Cloudy with 30 percent chance of showers. Low 10.
- Low
- 50°
- Precipitation
- 30%
Sunrise7:11 AM
Sunset7:24 PM
Daylight12 h 12 min
TueSep 2263°52°Chance of showersChance of showers60%
Day
Cloudy with 30 percent chance of showers. High 17.
- Precipitation
- 30% · 0 in
- UV index (max)
- 5 Moderate
Night
Cloudy with 60 percent chance of showers. Low 11.
- Low
- 52°
- Precipitation
- 60%
Sunrise7:12 AM
Sunset7:22 PM
Daylight12 h 10 min
WedSep 2363°52°Chance of showersCloudy40%
Day
Cloudy with 40 percent chance of showers. High 17.
- Precipitation
- 40% · 0.09 in
- UV index (max)
- 3 Moderate
Night
Cloudy. Low 11.
- Low
- 52°
Sunrise7:13 AM
Sunset7:20 PM
Daylight12 h 7 min
ThuSep 2466°50°A mix of sun and cloud64%
Day
A mix of sun and cloud. High 19.
- Precipitation
- 64% · 0.04 in
- UV index (max)
- 4 Moderate
Night
Low 50.
- Low
- 50°
Sunrise7:14 AM
Sunset7:18 PM
Daylight12 h 4 min
FriSep 2570°49°SunnyNight low 49°2%
Day
Sunny. High 70.
- Wind
- NE 9 mph
- Wind gusts
- 15 mph
- Precipitation
- 2% · 0 in
- UV index (max)
- 6 High
Night
Low 49.
- Low
- 49°
Sunrise7:15 AM
Sunset7:17 PM
Daylight12 h 1 min
SourceExtended outlook
Days 8–14 · trend, lower confidence
SatSep 2671°50°SunnyNight low 50°3%
Day
Sunny. High 71.
- Wind
- E 14 mph
- Wind gusts
- 27 mph
- Precipitation
- 3% · 0 in
- UV index (max)
- 6 High
Night
Low 50.
- Low
- 50°
Sunrise7:16 AM
Sunset7:15 PM
Daylight11 h 58 min
SourceExtended outlook
SunSep 2769°50°SunnyNight low 50°2%
Day
Sunny. High 69.
- Wind
- E 12 mph
- Wind gusts
- 27 mph
- Precipitation
- 2% · 0 in
- UV index (max)
- 6 High
Night
Low 50.
- Low
- 50°
Sunrise7:17 AM
Sunset7:13 PM
Daylight11 h 55 min
SourceExtended outlook
MonSep 2871°53°SunnyNight low 53°7%
Day
Sunny. High 71.
- Wind
- SE 13 mph
- Wind gusts
- 25 mph
- Precipitation
- 7% · 0 in
- UV index (max)
- 6 High
Night
Low 53.
- Low
- 53°
Sunrise7:18 AM
Sunset7:11 PM
Daylight11 h 52 min
SourceExtended outlook
TueSep 2967°56°ShowersNight low 56°91%
Day
Showers. High 67.
- Wind
- SE 10 mph
- Wind gusts
- 20 mph
- Precipitation
- 91% · 0.44 in
- UV index (max)
- 4 Moderate
Night
Low 56.
- Low
- 56°
Sunrise7:20 AM
Sunset7:09 PM
Daylight11 h 49 min
SourceExtended outlook
WedSep 3065°58°ShowersNight low 58°83%
Day
Showers. High 65.
- Wind
- E 10 mph
- Wind gusts
- 20 mph
- Precipitation
- 83% · 0.15 in
- UV index (max)
- 4 Moderate
Night
Low 58.
- Low
- 58°
Sunrise7:21 AM
Sunset7:08 PM
Daylight11 h 47 min
SourceExtended outlook
ThuOct 160°51°ShowersNight low 51°36%
Day
Showers. High 60.
- Wind
- NW 19 mph
- Wind gusts
- 26 mph
- Precipitation
- 36% · 0.01 in
- UV index (max)
- 4 Moderate
Night
Low 51.
- Low
- 51°
Sunrise7:22 AM
Sunset7:06 PM
Daylight11 h 44 min
SourceExtended outlook
FriOct 256°43°Mostly cloudyNight low 43°11%
Day
Mostly cloudy. High 56.
- Wind
- NW 16 mph
- Wind gusts
- 22 mph
- Precipitation
- 11% · 0 in
- UV index (max)
- 4 Moderate
Night
Low 43.
- Low
- 43°
Sunrise7:23 AM
Sunset7:04 PM
Daylight11 h 41 min
SourceExtended outlook
14 days at a glance
Today →| Day | Weather | High | Low | Precip | Wind | UV |
|---|---|---|---|---|---|---|
| Today Sep 19 | Showers | 68° | 54° | 40% · 0.14 in | E 9 mph | 6 |
| Sun Sep 20 | Showers | 66° | 52° | 70% · 0.38 in | NE 12 mph | 1 |
| Mon Sep 21 | Partly cloudy | 64° | 50° | 30% · 0 in | E 16 mph | 5 |
| Tue Sep 22 | Partly cloudy | 63° | 52° | 60% · 0 in | E 22 mph | 5 |
| Wed Sep 23 | Showers | 63° | 52° | 40% · 0.09 in | E 19 mph | 3 |
| Thu Sep 24 | Partly cloudy | 66° | 50° | 64% · 0.04 in | E 15 mph | 4 |
| Fri Sep 25 | Sunny | 70° | 49° | 2% · 0 in | NE 9 mph | 6 |
| Sat Sep 26 | Sunny | 71° | 50° | 3% · 0 in | E 14 mph | 6 |
| Sun Sep 27 | Sunny | 69° | 50° | 2% · 0 in | E 12 mph | 6 |
| Mon Sep 28 | Sunny | 71° | 53° | 7% · 0 in | SE 13 mph | 6 |
| Tue Sep 29 | Showers | 67° | 56° | 91% · 0.44 in | SE 10 mph | 4 |
| Wed Sep 30 | Showers | 65° | 58° | 83% · 0.15 in | E 10 mph | 4 |
| Thu Oct 1 | Showers | 60° | 51° | 36% · 0.01 in | NW 19 mph | 4 |
| Fri Oct 2 | Mostly cloudy | 56° | 43° | 11% · 0 in | NW 16 mph | 4 |
Weather map — St. Thomas
St. Thomas →Forecast: Environment and Climate Change Canada (St. Thomas - Aylmer - Eastern Elgin County), issued 3:31 PM · Days 8–14: WeatherAPI.com · weather.gc.ca · 42.7736°N, 81.1804°W · Elevation 761 ft · Population 38,909 · Time zone America/Toronto